package com.coolweather.app.db;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDatabase.CursorFactory;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;


public class CoolWeatherOpenHelper extends SQLiteOpenHelper {


	/**
	 * province表建表语句
	 */
	public static final String CREATE_PROVINCE = "create table Province ("
			+ "id integer primary key autoincrement, "
			+ "province_name text, "
			+ "province_code text)";
	
	/**
	 * City表建表语句
	 */
	public static final String CREATE_CITY = "create table City ("
			+ "id integer primary key autoincrement, "
			+ "city_name text, "
			+ "city_code text, "
			+ "province_id integer)";
	
	/**
	 * County表建表语句
	 */
	public static final String CREATE_COUNTY = "create table County ("
			+ "id integer primary key autoincrement, "
			+ "county_name text, "
			+ "county_code text, "
			+ "city_id integer)";
	
	public CoolWeatherOpenHelper(Context context, String name,
			CursorFactory factory, int version) {
		super(context, name, factory, version);
	}
	
	@Override
	public void onCreate(SQLiteDatabase db) {
       db.execSQL(CREATE_PROVINCE); //创建province表
       db.execSQL(CREATE_CITY); //创建City表
       db.execSQL(CREATE_COUNTY); //创建County表
       Log.d("test", "go onCreate db");
	}

	@Override
	public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
   
   Log.d("test", "SQLite-->"+db+"oldVersion-->"+oldVersion+"newVersion-->"+newVersion);
	}

}
